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United States Patent | 5,335,143 |
Maling, Jr. ,   et al. | August 2, 1994 |
An enhanced heat transfer system for integrated circuit modules utilizing a parallel finned heat sink integrated with rotating disk fan(s). The disk fan may also be used between printed circuit cards. The addition of holes and/or protuberances to the rotating disk further enhances the heat transfer by disturbing the thermal boundary layer of the heat sink or modules.
Inventors: | Maling, Jr.; George C. (Poughkeepsie, NY); Schmidt; Roger R. (Poughkeepsie, NY) |
Assignee: | International Business Machines Corporation (Armonk, NY) |
Appl. No.: | 102447 |
Filed: | August 5, 1993 |
Current U.S. Class: | 361/694; 165/122; 257/706; 257/707; 361/784 |
Intern'l Class: | H05K 007/20 |
Field of Search: | 257/706,707,720,722,712 165/121,122 362/690,694,695,687,784 |
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